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dashley |
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/* $Header$ */ |
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/* |
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* tclWinReg.c -- |
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* |
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* This file contains the implementation of the "registry" Tcl |
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* built-in command. This command is built as a dynamically |
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* loadable extension in a separate DLL. |
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* |
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* Copyright (c) 1997 by Sun Microsystems, Inc. |
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* Copyright (c) 1998-1999 by Scriptics Corporation. |
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* |
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* See the file "license.terms" for information on usage and redistribution |
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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* |
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* RCS: @(#) $Id: tclwinreg.c,v 1.1.1.1 2001/06/13 04:50:03 dtashley Exp $ |
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*/ |
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#include <tclPort.h> |
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#include <stdlib.h> |
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#define WIN32_LEAN_AND_MEAN |
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#include <windows.h> |
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#undef WIN32_LEAN_AND_MEAN |
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/* |
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* TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the |
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* Registry_Init declaration is in the source file itself, which is only |
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* accessed when we are building a library. |
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*/ |
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#undef TCL_STORAGE_CLASS |
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#define TCL_STORAGE_CLASS DLLEXPORT |
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/* |
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* The following macros convert between different endian ints. |
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*/ |
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#define SWAPWORD(x) MAKEWORD(HIBYTE(x), LOBYTE(x)) |
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#define SWAPLONG(x) MAKELONG(SWAPWORD(HIWORD(x)), SWAPWORD(LOWORD(x))) |
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/* |
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* The following flag is used in OpenKeys to indicate that the specified |
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* key should be created if it doesn't currently exist. |
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*/ |
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#define REG_CREATE 1 |
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/* |
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* The following tables contain the mapping from registry root names |
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* to the system predefined keys. |
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*/ |
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static char *rootKeyNames[] = { |
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"HKEY_LOCAL_MACHINE", "HKEY_USERS", "HKEY_CLASSES_ROOT", |
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"HKEY_CURRENT_USER", "HKEY_CURRENT_CONFIG", |
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"HKEY_PERFORMANCE_DATA", "HKEY_DYN_DATA", NULL |
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}; |
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static HKEY rootKeys[] = { |
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HKEY_LOCAL_MACHINE, HKEY_USERS, HKEY_CLASSES_ROOT, HKEY_CURRENT_USER, |
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HKEY_CURRENT_CONFIG, HKEY_PERFORMANCE_DATA, HKEY_DYN_DATA |
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}; |
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/* |
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* The following table maps from registry types to strings. Note that |
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* the indices for this array are the same as the constants for the |
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* known registry types so we don't need a separate table to hold the |
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* mapping. |
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*/ |
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static char *typeNames[] = { |
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"none", "sz", "expand_sz", "binary", "dword", |
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"dword_big_endian", "link", "multi_sz", "resource_list", NULL |
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}; |
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static DWORD lastType = REG_RESOURCE_LIST; |
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/* |
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* The following structures allow us to select between the Unicode and ASCII |
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* interfaces at run time based on whether Unicode APIs are available. The |
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* Unicode APIs are preferable because they will handle characters outside |
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* of the current code page. |
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*/ |
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typedef struct RegWinProcs { |
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int useWide; |
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LONG (WINAPI *regConnectRegistryProc)(TCHAR *, HKEY, PHKEY); |
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LONG (WINAPI *regCreateKeyExProc)(HKEY, CONST TCHAR *, DWORD, TCHAR *, |
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DWORD, REGSAM, SECURITY_ATTRIBUTES *, HKEY *, DWORD *); |
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LONG (WINAPI *regDeleteKeyProc)(HKEY, CONST TCHAR *); |
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LONG (WINAPI *regDeleteValueProc)(HKEY, CONST TCHAR *); |
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LONG (WINAPI *regEnumKeyProc)(HKEY, DWORD, TCHAR *, DWORD); |
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LONG (WINAPI *regEnumKeyExProc)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *, |
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TCHAR *, DWORD *, FILETIME *); |
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LONG (WINAPI *regEnumValueProc)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *, |
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DWORD *, BYTE *, DWORD *); |
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LONG (WINAPI *regOpenKeyExProc)(HKEY, CONST TCHAR *, DWORD, REGSAM, |
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HKEY *); |
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LONG (WINAPI *regQueryInfoKeyProc)(HKEY, TCHAR *, DWORD *, DWORD *, |
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DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, |
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FILETIME *); |
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LONG (WINAPI *regQueryValueExProc)(HKEY, CONST TCHAR *, DWORD *, DWORD *, |
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BYTE *, DWORD *); |
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LONG (WINAPI *regSetValueExProc)(HKEY, CONST TCHAR *, DWORD, DWORD, |
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CONST BYTE*, DWORD); |
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} RegWinProcs; |
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static RegWinProcs *regWinProcs; |
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static RegWinProcs asciiProcs = { |
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0, |
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(LONG (WINAPI *)(TCHAR *, HKEY, PHKEY)) RegConnectRegistryA, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, TCHAR *, |
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DWORD, REGSAM, SECURITY_ATTRIBUTES *, HKEY *, |
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DWORD *)) RegCreateKeyExA, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteKeyA, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteValueA, |
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD)) RegEnumKeyA, |
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *, |
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TCHAR *, DWORD *, FILETIME *)) RegEnumKeyExA, |
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *, |
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DWORD *, BYTE *, DWORD *)) RegEnumValueA, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, REGSAM, |
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HKEY *)) RegOpenKeyExA, |
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(LONG (WINAPI *)(HKEY, TCHAR *, DWORD *, DWORD *, |
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DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, |
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FILETIME *)) RegQueryInfoKeyA, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD *, DWORD *, |
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BYTE *, DWORD *)) RegQueryValueExA, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, DWORD, |
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CONST BYTE*, DWORD)) RegSetValueExA, |
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}; |
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static RegWinProcs unicodeProcs = { |
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1, |
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(LONG (WINAPI *)(TCHAR *, HKEY, PHKEY)) RegConnectRegistryW, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, TCHAR *, |
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DWORD, REGSAM, SECURITY_ATTRIBUTES *, HKEY *, |
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DWORD *)) RegCreateKeyExW, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteKeyW, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *)) RegDeleteValueW, |
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD)) RegEnumKeyW, |
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *, |
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TCHAR *, DWORD *, FILETIME *)) RegEnumKeyExW, |
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(LONG (WINAPI *)(HKEY, DWORD, TCHAR *, DWORD *, DWORD *, |
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DWORD *, BYTE *, DWORD *)) RegEnumValueW, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, REGSAM, |
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HKEY *)) RegOpenKeyExW, |
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(LONG (WINAPI *)(HKEY, TCHAR *, DWORD *, DWORD *, |
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DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, DWORD *, |
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FILETIME *)) RegQueryInfoKeyW, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD *, DWORD *, |
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BYTE *, DWORD *)) RegQueryValueExW, |
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(LONG (WINAPI *)(HKEY, CONST TCHAR *, DWORD, DWORD, |
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CONST BYTE*, DWORD)) RegSetValueExW, |
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}; |
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/* |
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* Declarations for functions defined in this file. |
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*/ |
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static void AppendSystemError(Tcl_Interp *interp, DWORD error); |
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static DWORD ConvertDWORD(DWORD type, DWORD value); |
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static int DeleteKey(Tcl_Interp *interp, Tcl_Obj *keyNameObj); |
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static int DeleteValue(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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Tcl_Obj *valueNameObj); |
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static int GetKeyNames(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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Tcl_Obj *patternObj); |
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static int GetType(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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Tcl_Obj *valueNameObj); |
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static int GetValue(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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Tcl_Obj *valueNameObj); |
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static int GetValueNames(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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Tcl_Obj *patternObj); |
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static int OpenKey(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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REGSAM mode, int flags, HKEY *keyPtr); |
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static DWORD OpenSubKey(char *hostName, HKEY rootKey, |
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char *keyName, REGSAM mode, int flags, |
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HKEY *keyPtr); |
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static int ParseKeyName(Tcl_Interp *interp, char *name, |
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char **hostNamePtr, HKEY *rootKeyPtr, |
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char **keyNamePtr); |
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static DWORD RecursiveDeleteKey(HKEY hStartKey, TCHAR * pKeyName); |
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static int RegistryObjCmd(ClientData clientData, |
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Tcl_Interp *interp, int objc, |
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Tcl_Obj * CONST objv[]); |
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static int SetValue(Tcl_Interp *interp, Tcl_Obj *keyNameObj, |
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Tcl_Obj *valueNameObj, Tcl_Obj *dataObj, |
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Tcl_Obj *typeObj); |
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EXTERN int Registry_Init(Tcl_Interp *interp); |
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/* |
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*---------------------------------------------------------------------- |
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* |
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* Registry_Init -- |
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* |
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* This procedure initializes the registry command. |
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* |
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* Results: |
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* A standard Tcl result. |
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* |
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* Side effects: |
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* None. |
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* |
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*---------------------------------------------------------------------- |
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*/ |
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int |
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Registry_Init( |
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Tcl_Interp *interp) |
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{ |
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if (!Tcl_InitStubs(interp, "8.0", 0)) { |
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return TCL_ERROR; |
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} |
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/* |
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* Determine if the unicode interfaces are available and select the |
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* appropriate registry function table. |
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*/ |
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if (TclWinGetPlatformId() == VER_PLATFORM_WIN32_NT) { |
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regWinProcs = &unicodeProcs; |
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} else { |
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regWinProcs = &asciiProcs; |
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} |
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Tcl_CreateObjCommand(interp, "registry", RegistryObjCmd, NULL, NULL); |
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return Tcl_PkgProvide(interp, "registry", "1.0"); |
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} |
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/* |
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*---------------------------------------------------------------------- |
238 |
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* |
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* RegistryObjCmd -- |
240 |
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* |
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* This function implements the Tcl "registry" command. |
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* |
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* Results: |
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* A standard Tcl result. |
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* |
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* Side effects: |
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* None. |
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* |
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*---------------------------------------------------------------------- |
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*/ |
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static int |
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RegistryObjCmd( |
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ClientData clientData, /* Not used. */ |
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Tcl_Interp *interp, /* Current interpreter. */ |
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int objc, /* Number of arguments. */ |
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Tcl_Obj * CONST objv[]) /* Argument values. */ |
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{ |
259 |
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int index; |
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char *errString; |
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262 |
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static char *subcommands[] = { "delete", "get", "keys", "set", "type", |
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"values", (char *) NULL }; |
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enum SubCmdIdx { DeleteIdx, GetIdx, KeysIdx, SetIdx, TypeIdx, ValuesIdx }; |
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266 |
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if (objc < 2) { |
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Tcl_WrongNumArgs(interp, objc, objv, "option ?arg arg ...?"); |
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return TCL_ERROR; |
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} |
270 |
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if (Tcl_GetIndexFromObj(interp, objv[1], subcommands, "option", 0, &index) |
272 |
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!= TCL_OK) { |
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return TCL_ERROR; |
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} |
275 |
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276 |
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switch (index) { |
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case DeleteIdx: /* delete */ |
278 |
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if (objc == 3) { |
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return DeleteKey(interp, objv[2]); |
280 |
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} else if (objc == 4) { |
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return DeleteValue(interp, objv[2], objv[3]); |
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} |
283 |
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errString = "keyName ?valueName?"; |
284 |
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break; |
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case GetIdx: /* get */ |
286 |
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if (objc == 4) { |
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return GetValue(interp, objv[2], objv[3]); |
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} |
289 |
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errString = "keyName valueName"; |
290 |
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break; |
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case KeysIdx: /* keys */ |
292 |
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if (objc == 3) { |
293 |
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return GetKeyNames(interp, objv[2], NULL); |
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} else if (objc == 4) { |
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return GetKeyNames(interp, objv[2], objv[3]); |
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} |
297 |
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errString = "keyName ?pattern?"; |
298 |
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break; |
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case SetIdx: /* set */ |
300 |
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if (objc == 3) { |
301 |
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HKEY key; |
302 |
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303 |
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/* |
304 |
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* Create the key and then close it immediately. |
305 |
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*/ |
306 |
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307 |
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if (OpenKey(interp, objv[2], KEY_ALL_ACCESS, 1, &key) |
308 |
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!= TCL_OK) { |
309 |
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return TCL_ERROR; |
310 |
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} |
311 |
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RegCloseKey(key); |
312 |
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return TCL_OK; |
313 |
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} else if (objc == 5 || objc == 6) { |
314 |
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Tcl_Obj *typeObj = (objc == 5) ? NULL : objv[5]; |
315 |
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return SetValue(interp, objv[2], objv[3], objv[4], typeObj); |
316 |
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} |
317 |
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errString = "keyName ?valueName data ?type??"; |
318 |
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break; |
319 |
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case TypeIdx: /* type */ |
320 |
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if (objc == 4) { |
321 |
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return GetType(interp, objv[2], objv[3]); |
322 |
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} |
323 |
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errString = "keyName valueName"; |
324 |
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break; |
325 |
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case ValuesIdx: /* values */ |
326 |
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if (objc == 3) { |
327 |
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return GetValueNames(interp, objv[2], NULL); |
328 |
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} else if (objc == 4) { |
329 |
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return GetValueNames(interp, objv[2], objv[3]); |
330 |
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} |
331 |
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errString = "keyName ?pattern?"; |
332 |
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break; |
333 |
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} |
334 |
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Tcl_WrongNumArgs(interp, 2, objv, errString); |
335 |
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return TCL_ERROR; |
336 |
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} |
337 |
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338 |
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/* |
339 |
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*---------------------------------------------------------------------- |
340 |
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* |
341 |
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* DeleteKey -- |
342 |
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* |
343 |
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* This function deletes a registry key. |
344 |
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* |
345 |
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* Results: |
346 |
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* A standard Tcl result. |
347 |
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* |
348 |
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* Side effects: |
349 |
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* None. |
350 |
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* |
351 |
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*---------------------------------------------------------------------- |
352 |
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*/ |
353 |
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354 |
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static int |
355 |
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DeleteKey( |
356 |
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Tcl_Interp *interp, /* Current interpreter. */ |
357 |
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Tcl_Obj *keyNameObj) /* Name of key to delete. */ |
358 |
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{ |
359 |
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char *tail, *buffer, *hostName, *keyName; |
360 |
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HKEY rootKey, subkey; |
361 |
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DWORD result; |
362 |
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int length; |
363 |
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Tcl_Obj *resultPtr; |
364 |
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Tcl_DString buf; |
365 |
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|
366 |
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/* |
367 |
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* Find the parent of the key being deleted and open it. |
368 |
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*/ |
369 |
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|
370 |
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keyName = Tcl_GetStringFromObj(keyNameObj, &length); |
371 |
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buffer = ckalloc(length + 1); |
372 |
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strcpy(buffer, keyName); |
373 |
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|
374 |
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if (ParseKeyName(interp, buffer, &hostName, &rootKey, &keyName) |
375 |
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!= TCL_OK) { |
376 |
|
|
ckfree(buffer); |
377 |
|
|
return TCL_ERROR; |
378 |
|
|
} |
379 |
|
|
|
380 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
381 |
|
|
if (*keyName == '\0') { |
382 |
|
|
Tcl_AppendToObj(resultPtr, "bad key: cannot delete root keys", -1); |
383 |
|
|
ckfree(buffer); |
384 |
|
|
return TCL_ERROR; |
385 |
|
|
} |
386 |
|
|
|
387 |
|
|
tail = strrchr(keyName, '\\'); |
388 |
|
|
if (tail) { |
389 |
|
|
*tail++ = '\0'; |
390 |
|
|
} else { |
391 |
|
|
tail = keyName; |
392 |
|
|
keyName = NULL; |
393 |
|
|
} |
394 |
|
|
|
395 |
|
|
result = OpenSubKey(hostName, rootKey, keyName, |
396 |
|
|
KEY_ENUMERATE_SUB_KEYS | DELETE, 0, &subkey); |
397 |
|
|
if (result != ERROR_SUCCESS) { |
398 |
|
|
ckfree(buffer); |
399 |
|
|
if (result == ERROR_FILE_NOT_FOUND) { |
400 |
|
|
return TCL_OK; |
401 |
|
|
} else { |
402 |
|
|
Tcl_AppendToObj(resultPtr, "unable to delete key: ", -1); |
403 |
|
|
AppendSystemError(interp, result); |
404 |
|
|
return TCL_ERROR; |
405 |
|
|
} |
406 |
|
|
} |
407 |
|
|
|
408 |
|
|
/* |
409 |
|
|
* Now we recursively delete the key and everything below it. |
410 |
|
|
*/ |
411 |
|
|
|
412 |
|
|
tail = Tcl_WinUtfToTChar(tail, -1, &buf); |
413 |
|
|
result = RecursiveDeleteKey(subkey, tail); |
414 |
|
|
Tcl_DStringFree(&buf); |
415 |
|
|
|
416 |
|
|
if (result != ERROR_SUCCESS && result != ERROR_FILE_NOT_FOUND) { |
417 |
|
|
Tcl_AppendToObj(resultPtr, "unable to delete key: ", -1); |
418 |
|
|
AppendSystemError(interp, result); |
419 |
|
|
result = TCL_ERROR; |
420 |
|
|
} else { |
421 |
|
|
result = TCL_OK; |
422 |
|
|
} |
423 |
|
|
|
424 |
|
|
RegCloseKey(subkey); |
425 |
|
|
ckfree(buffer); |
426 |
|
|
return result; |
427 |
|
|
} |
428 |
|
|
|
429 |
|
|
/* |
430 |
|
|
*---------------------------------------------------------------------- |
431 |
|
|
* |
432 |
|
|
* DeleteValue -- |
433 |
|
|
* |
434 |
|
|
* This function deletes a value from a registry key. |
435 |
|
|
* |
436 |
|
|
* Results: |
437 |
|
|
* A standard Tcl result. |
438 |
|
|
* |
439 |
|
|
* Side effects: |
440 |
|
|
* None. |
441 |
|
|
* |
442 |
|
|
*---------------------------------------------------------------------- |
443 |
|
|
*/ |
444 |
|
|
|
445 |
|
|
static int |
446 |
|
|
DeleteValue( |
447 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
448 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */ |
449 |
|
|
Tcl_Obj *valueNameObj) /* Name of value to delete. */ |
450 |
|
|
{ |
451 |
|
|
HKEY key; |
452 |
|
|
char *valueName; |
453 |
|
|
int length; |
454 |
|
|
DWORD result; |
455 |
|
|
Tcl_Obj *resultPtr; |
456 |
|
|
Tcl_DString ds; |
457 |
|
|
|
458 |
|
|
/* |
459 |
|
|
* Attempt to open the key for deletion. |
460 |
|
|
*/ |
461 |
|
|
|
462 |
|
|
if (OpenKey(interp, keyNameObj, KEY_SET_VALUE, 0, &key) |
463 |
|
|
!= TCL_OK) { |
464 |
|
|
return TCL_ERROR; |
465 |
|
|
} |
466 |
|
|
|
467 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
468 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &length); |
469 |
|
|
Tcl_WinUtfToTChar(valueName, length, &ds); |
470 |
|
|
result = (*regWinProcs->regDeleteValueProc)(key, Tcl_DStringValue(&ds)); |
471 |
|
|
Tcl_DStringFree(&ds); |
472 |
|
|
if (result != ERROR_SUCCESS) { |
473 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to delete value \"", |
474 |
|
|
Tcl_GetString(valueNameObj), "\" from key \"", |
475 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL); |
476 |
|
|
AppendSystemError(interp, result); |
477 |
|
|
result = TCL_ERROR; |
478 |
|
|
} else { |
479 |
|
|
result = TCL_OK; |
480 |
|
|
} |
481 |
|
|
RegCloseKey(key); |
482 |
|
|
return result; |
483 |
|
|
} |
484 |
|
|
|
485 |
|
|
/* |
486 |
|
|
*---------------------------------------------------------------------- |
487 |
|
|
* |
488 |
|
|
* GetKeyNames -- |
489 |
|
|
* |
490 |
|
|
* This function enumerates the subkeys of a given key. If the |
491 |
|
|
* optional pattern is supplied, then only keys that match the |
492 |
|
|
* pattern will be returned. |
493 |
|
|
* |
494 |
|
|
* Results: |
495 |
|
|
* Returns the list of subkeys in the result object of the |
496 |
|
|
* interpreter, or an error message on failure. |
497 |
|
|
* |
498 |
|
|
* Side effects: |
499 |
|
|
* None. |
500 |
|
|
* |
501 |
|
|
*---------------------------------------------------------------------- |
502 |
|
|
*/ |
503 |
|
|
|
504 |
|
|
static int |
505 |
|
|
GetKeyNames( |
506 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
507 |
|
|
Tcl_Obj *keyNameObj, /* Key to enumerate. */ |
508 |
|
|
Tcl_Obj *patternObj) /* Optional match pattern. */ |
509 |
|
|
{ |
510 |
|
|
HKEY key; |
511 |
|
|
DWORD index; |
512 |
|
|
char buffer[MAX_PATH+1], *pattern, *name; |
513 |
|
|
Tcl_Obj *resultPtr; |
514 |
|
|
int result = TCL_OK; |
515 |
|
|
Tcl_DString ds; |
516 |
|
|
|
517 |
|
|
/* |
518 |
|
|
* Attempt to open the key for enumeration. |
519 |
|
|
*/ |
520 |
|
|
|
521 |
|
|
if (OpenKey(interp, keyNameObj, KEY_ENUMERATE_SUB_KEYS, 0, &key) |
522 |
|
|
!= TCL_OK) { |
523 |
|
|
return TCL_ERROR; |
524 |
|
|
} |
525 |
|
|
|
526 |
|
|
if (patternObj) { |
527 |
|
|
pattern = Tcl_GetString(patternObj); |
528 |
|
|
} else { |
529 |
|
|
pattern = NULL; |
530 |
|
|
} |
531 |
|
|
|
532 |
|
|
/* |
533 |
|
|
* Enumerate over the subkeys until we get an error, indicating the |
534 |
|
|
* end of the list. |
535 |
|
|
*/ |
536 |
|
|
|
537 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
538 |
|
|
for (index = 0; (*regWinProcs->regEnumKeyProc)(key, index, buffer, |
539 |
|
|
MAX_PATH+1) == ERROR_SUCCESS; index++) { |
540 |
|
|
Tcl_WinTCharToUtf((TCHAR *) buffer, -1, &ds); |
541 |
|
|
name = Tcl_DStringValue(&ds); |
542 |
|
|
if (pattern && !Tcl_StringMatch(name, pattern)) { |
543 |
|
|
Tcl_DStringFree(&ds); |
544 |
|
|
continue; |
545 |
|
|
} |
546 |
|
|
result = Tcl_ListObjAppendElement(interp, resultPtr, |
547 |
|
|
Tcl_NewStringObj(name, Tcl_DStringLength(&ds))); |
548 |
|
|
Tcl_DStringFree(&ds); |
549 |
|
|
if (result != TCL_OK) { |
550 |
|
|
break; |
551 |
|
|
} |
552 |
|
|
} |
553 |
|
|
|
554 |
|
|
RegCloseKey(key); |
555 |
|
|
return result; |
556 |
|
|
} |
557 |
|
|
|
558 |
|
|
/* |
559 |
|
|
*---------------------------------------------------------------------- |
560 |
|
|
* |
561 |
|
|
* GetType -- |
562 |
|
|
* |
563 |
|
|
* This function gets the type of a given registry value and |
564 |
|
|
* places it in the interpreter result. |
565 |
|
|
* |
566 |
|
|
* Results: |
567 |
|
|
* Returns a normal Tcl result. |
568 |
|
|
* |
569 |
|
|
* Side effects: |
570 |
|
|
* None. |
571 |
|
|
* |
572 |
|
|
*---------------------------------------------------------------------- |
573 |
|
|
*/ |
574 |
|
|
|
575 |
|
|
static int |
576 |
|
|
GetType( |
577 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
578 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */ |
579 |
|
|
Tcl_Obj *valueNameObj) /* Name of value to get. */ |
580 |
|
|
{ |
581 |
|
|
HKEY key; |
582 |
|
|
Tcl_Obj *resultPtr; |
583 |
|
|
DWORD result; |
584 |
|
|
DWORD type; |
585 |
|
|
Tcl_DString ds; |
586 |
|
|
char *valueName; |
587 |
|
|
int length; |
588 |
|
|
|
589 |
|
|
/* |
590 |
|
|
* Attempt to open the key for reading. |
591 |
|
|
*/ |
592 |
|
|
|
593 |
|
|
if (OpenKey(interp, keyNameObj, KEY_QUERY_VALUE, 0, &key) |
594 |
|
|
!= TCL_OK) { |
595 |
|
|
return TCL_ERROR; |
596 |
|
|
} |
597 |
|
|
|
598 |
|
|
/* |
599 |
|
|
* Get the type of the value. |
600 |
|
|
*/ |
601 |
|
|
|
602 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
603 |
|
|
|
604 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &length); |
605 |
|
|
valueName = Tcl_WinUtfToTChar(valueName, length, &ds); |
606 |
|
|
result = (*regWinProcs->regQueryValueExProc)(key, valueName, NULL, &type, |
607 |
|
|
NULL, NULL); |
608 |
|
|
Tcl_DStringFree(&ds); |
609 |
|
|
RegCloseKey(key); |
610 |
|
|
|
611 |
|
|
if (result != ERROR_SUCCESS) { |
612 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to get type of value \"", |
613 |
|
|
Tcl_GetString(valueNameObj), "\" from key \"", |
614 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL); |
615 |
|
|
AppendSystemError(interp, result); |
616 |
|
|
return TCL_ERROR; |
617 |
|
|
} |
618 |
|
|
|
619 |
|
|
/* |
620 |
|
|
* Set the type into the result. Watch out for unknown types. |
621 |
|
|
* If we don't know about the type, just use the numeric value. |
622 |
|
|
*/ |
623 |
|
|
|
624 |
|
|
if (type > lastType || type < 0) { |
625 |
|
|
Tcl_SetIntObj(resultPtr, type); |
626 |
|
|
} else { |
627 |
|
|
Tcl_SetStringObj(resultPtr, typeNames[type], -1); |
628 |
|
|
} |
629 |
|
|
return TCL_OK; |
630 |
|
|
} |
631 |
|
|
|
632 |
|
|
/* |
633 |
|
|
*---------------------------------------------------------------------- |
634 |
|
|
* |
635 |
|
|
* GetValue -- |
636 |
|
|
* |
637 |
|
|
* This function gets the contents of a registry value and places |
638 |
|
|
* a list containing the data and the type in the interpreter |
639 |
|
|
* result. |
640 |
|
|
* |
641 |
|
|
* Results: |
642 |
|
|
* Returns a normal Tcl result. |
643 |
|
|
* |
644 |
|
|
* Side effects: |
645 |
|
|
* None. |
646 |
|
|
* |
647 |
|
|
*---------------------------------------------------------------------- |
648 |
|
|
*/ |
649 |
|
|
|
650 |
|
|
static int |
651 |
|
|
GetValue( |
652 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
653 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */ |
654 |
|
|
Tcl_Obj *valueNameObj) /* Name of value to get. */ |
655 |
|
|
{ |
656 |
|
|
HKEY key; |
657 |
|
|
char *valueName; |
658 |
|
|
DWORD result, length, type; |
659 |
|
|
Tcl_Obj *resultPtr; |
660 |
|
|
Tcl_DString data, buf; |
661 |
|
|
int nameLen; |
662 |
|
|
|
663 |
|
|
/* |
664 |
|
|
* Attempt to open the key for reading. |
665 |
|
|
*/ |
666 |
|
|
|
667 |
|
|
if (OpenKey(interp, keyNameObj, KEY_QUERY_VALUE, 0, &key) |
668 |
|
|
!= TCL_OK) { |
669 |
|
|
return TCL_ERROR; |
670 |
|
|
} |
671 |
|
|
|
672 |
|
|
/* |
673 |
|
|
* Initialize a Dstring to maximum statically allocated size |
674 |
|
|
* we could get one more byte by avoiding Tcl_DStringSetLength() |
675 |
|
|
* and just setting length to TCL_DSTRING_STATIC_SIZE, but this |
676 |
|
|
* should be safer if the implementation of Dstrings changes. |
677 |
|
|
* |
678 |
|
|
* This allows short values to be read from the registy in one call. |
679 |
|
|
* Longer values need a second call with an expanded DString. |
680 |
|
|
*/ |
681 |
|
|
|
682 |
|
|
Tcl_DStringInit(&data); |
683 |
|
|
length = TCL_DSTRING_STATIC_SIZE - 1; |
684 |
|
|
Tcl_DStringSetLength(&data, length); |
685 |
|
|
|
686 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
687 |
|
|
|
688 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &nameLen); |
689 |
|
|
valueName = Tcl_WinUtfToTChar(valueName, nameLen, &buf); |
690 |
|
|
|
691 |
|
|
result = (*regWinProcs->regQueryValueExProc)(key, valueName, NULL, &type, |
692 |
|
|
(BYTE *) Tcl_DStringValue(&data), &length); |
693 |
|
|
while (result == ERROR_MORE_DATA) { |
694 |
|
|
/* |
695 |
|
|
* The Windows docs say that in this error case, we just need |
696 |
|
|
* to expand our buffer and request more data. |
697 |
|
|
* Required for HKEY_PERFORMANCE_DATA |
698 |
|
|
*/ |
699 |
|
|
length *= 2; |
700 |
|
|
Tcl_DStringSetLength(&data, length); |
701 |
|
|
result = (*regWinProcs->regQueryValueExProc)(key, valueName, NULL, |
702 |
|
|
&type, (BYTE *) Tcl_DStringValue(&data), &length); |
703 |
|
|
} |
704 |
|
|
Tcl_DStringFree(&buf); |
705 |
|
|
RegCloseKey(key); |
706 |
|
|
if (result != ERROR_SUCCESS) { |
707 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to get value \"", |
708 |
|
|
Tcl_GetString(valueNameObj), "\" from key \"", |
709 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL); |
710 |
|
|
AppendSystemError(interp, result); |
711 |
|
|
Tcl_DStringFree(&data); |
712 |
|
|
return TCL_ERROR; |
713 |
|
|
} |
714 |
|
|
|
715 |
|
|
/* |
716 |
|
|
* If the data is a 32-bit quantity, store it as an integer object. If it |
717 |
|
|
* is a multi-string, store it as a list of strings. For null-terminated |
718 |
|
|
* strings, append up the to first null. Otherwise, store it as a binary |
719 |
|
|
* string. |
720 |
|
|
*/ |
721 |
|
|
|
722 |
|
|
if (type == REG_DWORD || type == REG_DWORD_BIG_ENDIAN) { |
723 |
|
|
Tcl_SetIntObj(resultPtr, ConvertDWORD(type, |
724 |
|
|
*((DWORD*) Tcl_DStringValue(&data)))); |
725 |
|
|
} else if (type == REG_MULTI_SZ) { |
726 |
|
|
char *p = Tcl_DStringValue(&data); |
727 |
|
|
char *end = Tcl_DStringValue(&data) + length; |
728 |
|
|
|
729 |
|
|
/* |
730 |
|
|
* Multistrings are stored as an array of null-terminated strings, |
731 |
|
|
* terminated by two null characters. Also do a bounds check in |
732 |
|
|
* case we get bogus data. |
733 |
|
|
*/ |
734 |
|
|
|
735 |
|
|
while (p < end && ((regWinProcs->useWide) |
736 |
|
|
? *((Tcl_UniChar *)p) : *p) != 0) { |
737 |
|
|
Tcl_WinTCharToUtf((TCHAR *) p, -1, &buf); |
738 |
|
|
Tcl_ListObjAppendElement(interp, resultPtr, |
739 |
|
|
Tcl_NewStringObj(Tcl_DStringValue(&buf), |
740 |
|
|
Tcl_DStringLength(&buf))); |
741 |
|
|
if (regWinProcs->useWide) { |
742 |
|
|
while (*((Tcl_UniChar *)p)++ != 0) {} |
743 |
|
|
} else { |
744 |
|
|
while (*p++ != '\0') {} |
745 |
|
|
} |
746 |
|
|
Tcl_DStringFree(&buf); |
747 |
|
|
} |
748 |
|
|
} else if ((type == REG_SZ) || (type == REG_EXPAND_SZ)) { |
749 |
|
|
Tcl_WinTCharToUtf((TCHAR *) Tcl_DStringValue(&data), -1, &buf); |
750 |
|
|
Tcl_SetStringObj(resultPtr, Tcl_DStringValue(&buf), |
751 |
|
|
Tcl_DStringLength(&buf)); |
752 |
|
|
Tcl_DStringFree(&buf); |
753 |
|
|
} else { |
754 |
|
|
/* |
755 |
|
|
* Save binary data as a byte array. |
756 |
|
|
*/ |
757 |
|
|
|
758 |
|
|
Tcl_SetByteArrayObj(resultPtr, Tcl_DStringValue(&data), length); |
759 |
|
|
} |
760 |
|
|
Tcl_DStringFree(&data); |
761 |
|
|
return result; |
762 |
|
|
} |
763 |
|
|
|
764 |
|
|
/* |
765 |
|
|
*---------------------------------------------------------------------- |
766 |
|
|
* |
767 |
|
|
* GetValueNames -- |
768 |
|
|
* |
769 |
|
|
* This function enumerates the values of the a given key. If |
770 |
|
|
* the optional pattern is supplied, then only value names that |
771 |
|
|
* match the pattern will be returned. |
772 |
|
|
* |
773 |
|
|
* Results: |
774 |
|
|
* Returns the list of value names in the result object of the |
775 |
|
|
* interpreter, or an error message on failure. |
776 |
|
|
* |
777 |
|
|
* Side effects: |
778 |
|
|
* None. |
779 |
|
|
* |
780 |
|
|
*---------------------------------------------------------------------- |
781 |
|
|
*/ |
782 |
|
|
|
783 |
|
|
static int |
784 |
|
|
GetValueNames( |
785 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
786 |
|
|
Tcl_Obj *keyNameObj, /* Key to enumerate. */ |
787 |
|
|
Tcl_Obj *patternObj) /* Optional match pattern. */ |
788 |
|
|
{ |
789 |
|
|
HKEY key; |
790 |
|
|
Tcl_Obj *resultPtr; |
791 |
|
|
DWORD index, size, maxSize, result; |
792 |
|
|
Tcl_DString buffer, ds; |
793 |
|
|
char *pattern, *name; |
794 |
|
|
|
795 |
|
|
/* |
796 |
|
|
* Attempt to open the key for enumeration. |
797 |
|
|
*/ |
798 |
|
|
|
799 |
|
|
if (OpenKey(interp, keyNameObj, KEY_QUERY_VALUE, 0, &key) |
800 |
|
|
!= TCL_OK) { |
801 |
|
|
return TCL_ERROR; |
802 |
|
|
} |
803 |
|
|
|
804 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
805 |
|
|
|
806 |
|
|
/* |
807 |
|
|
* Query the key to determine the appropriate buffer size to hold the |
808 |
|
|
* largest value name plus the terminating null. |
809 |
|
|
*/ |
810 |
|
|
|
811 |
|
|
result = (*regWinProcs->regQueryInfoKeyProc)(key, NULL, NULL, NULL, NULL, |
812 |
|
|
NULL, NULL, &index, &maxSize, NULL, NULL, NULL); |
813 |
|
|
if (result != ERROR_SUCCESS) { |
814 |
|
|
Tcl_AppendStringsToObj(resultPtr, "unable to query key \"", |
815 |
|
|
Tcl_GetString(keyNameObj), "\": ", NULL); |
816 |
|
|
AppendSystemError(interp, result); |
817 |
|
|
RegCloseKey(key); |
818 |
|
|
result = TCL_ERROR; |
819 |
|
|
goto done; |
820 |
|
|
} |
821 |
|
|
maxSize++; |
822 |
|
|
|
823 |
|
|
|
824 |
|
|
Tcl_DStringInit(&buffer); |
825 |
|
|
Tcl_DStringSetLength(&buffer, |
826 |
|
|
(regWinProcs->useWide) ? maxSize*2 : maxSize); |
827 |
|
|
index = 0; |
828 |
|
|
result = TCL_OK; |
829 |
|
|
|
830 |
|
|
if (patternObj) { |
831 |
|
|
pattern = Tcl_GetString(patternObj); |
832 |
|
|
} else { |
833 |
|
|
pattern = NULL; |
834 |
|
|
} |
835 |
|
|
|
836 |
|
|
/* |
837 |
|
|
* Enumerate the values under the given subkey until we get an error, |
838 |
|
|
* indicating the end of the list. Note that we need to reset size |
839 |
|
|
* after each iteration because RegEnumValue smashes the old value. |
840 |
|
|
*/ |
841 |
|
|
|
842 |
|
|
size = maxSize; |
843 |
|
|
while ((*regWinProcs->regEnumValueProc)(key, index, |
844 |
|
|
Tcl_DStringValue(&buffer), &size, NULL, NULL, NULL, NULL) |
845 |
|
|
== ERROR_SUCCESS) { |
846 |
|
|
|
847 |
|
|
if (regWinProcs->useWide) { |
848 |
|
|
size *= 2; |
849 |
|
|
} |
850 |
|
|
|
851 |
|
|
Tcl_WinTCharToUtf((TCHAR *) Tcl_DStringValue(&buffer), size, &ds); |
852 |
|
|
name = Tcl_DStringValue(&ds); |
853 |
|
|
if (!pattern || Tcl_StringMatch(name, pattern)) { |
854 |
|
|
result = Tcl_ListObjAppendElement(interp, resultPtr, |
855 |
|
|
Tcl_NewStringObj(name, Tcl_DStringLength(&ds))); |
856 |
|
|
if (result != TCL_OK) { |
857 |
|
|
Tcl_DStringFree(&ds); |
858 |
|
|
break; |
859 |
|
|
} |
860 |
|
|
} |
861 |
|
|
Tcl_DStringFree(&ds); |
862 |
|
|
|
863 |
|
|
index++; |
864 |
|
|
size = maxSize; |
865 |
|
|
} |
866 |
|
|
Tcl_DStringFree(&buffer); |
867 |
|
|
|
868 |
|
|
done: |
869 |
|
|
RegCloseKey(key); |
870 |
|
|
return result; |
871 |
|
|
} |
872 |
|
|
|
873 |
|
|
/* |
874 |
|
|
*---------------------------------------------------------------------- |
875 |
|
|
* |
876 |
|
|
* OpenKey -- |
877 |
|
|
* |
878 |
|
|
* This function opens the specified key. This function is a |
879 |
|
|
* simple wrapper around ParseKeyName and OpenSubKey. |
880 |
|
|
* |
881 |
|
|
* Results: |
882 |
|
|
* Returns the opened key in the keyPtr argument and a Tcl |
883 |
|
|
* result code. |
884 |
|
|
* |
885 |
|
|
* Side effects: |
886 |
|
|
* None. |
887 |
|
|
* |
888 |
|
|
*---------------------------------------------------------------------- |
889 |
|
|
*/ |
890 |
|
|
|
891 |
|
|
static int |
892 |
|
|
OpenKey( |
893 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
894 |
|
|
Tcl_Obj *keyNameObj, /* Key to open. */ |
895 |
|
|
REGSAM mode, /* Access mode. */ |
896 |
|
|
int flags, /* 0 or REG_CREATE. */ |
897 |
|
|
HKEY *keyPtr) /* Returned HKEY. */ |
898 |
|
|
{ |
899 |
|
|
char *keyName, *buffer, *hostName; |
900 |
|
|
int length; |
901 |
|
|
HKEY rootKey; |
902 |
|
|
DWORD result; |
903 |
|
|
|
904 |
|
|
keyName = Tcl_GetStringFromObj(keyNameObj, &length); |
905 |
|
|
buffer = ckalloc(length + 1); |
906 |
|
|
strcpy(buffer, keyName); |
907 |
|
|
|
908 |
|
|
result = ParseKeyName(interp, buffer, &hostName, &rootKey, &keyName); |
909 |
|
|
if (result == TCL_OK) { |
910 |
|
|
result = OpenSubKey(hostName, rootKey, keyName, mode, flags, keyPtr); |
911 |
|
|
if (result != ERROR_SUCCESS) { |
912 |
|
|
Tcl_Obj *resultPtr = Tcl_GetObjResult(interp); |
913 |
|
|
Tcl_AppendToObj(resultPtr, "unable to open key: ", -1); |
914 |
|
|
AppendSystemError(interp, result); |
915 |
|
|
result = TCL_ERROR; |
916 |
|
|
} else { |
917 |
|
|
result = TCL_OK; |
918 |
|
|
} |
919 |
|
|
} |
920 |
|
|
|
921 |
|
|
ckfree(buffer); |
922 |
|
|
return result; |
923 |
|
|
} |
924 |
|
|
|
925 |
|
|
/* |
926 |
|
|
*---------------------------------------------------------------------- |
927 |
|
|
* |
928 |
|
|
* OpenSubKey -- |
929 |
|
|
* |
930 |
|
|
* This function opens a given subkey of a root key on the |
931 |
|
|
* specified host. |
932 |
|
|
* |
933 |
|
|
* Results: |
934 |
|
|
* Returns the opened key in the keyPtr and a Windows error code |
935 |
|
|
* as the return value. |
936 |
|
|
* |
937 |
|
|
* Side effects: |
938 |
|
|
* None. |
939 |
|
|
* |
940 |
|
|
*---------------------------------------------------------------------- |
941 |
|
|
*/ |
942 |
|
|
|
943 |
|
|
static DWORD |
944 |
|
|
OpenSubKey( |
945 |
|
|
char *hostName, /* Host to access, or NULL for local. */ |
946 |
|
|
HKEY rootKey, /* Root registry key. */ |
947 |
|
|
char *keyName, /* Subkey name. */ |
948 |
|
|
REGSAM mode, /* Access mode. */ |
949 |
|
|
int flags, /* 0 or REG_CREATE. */ |
950 |
|
|
HKEY *keyPtr) /* Returned HKEY. */ |
951 |
|
|
{ |
952 |
|
|
DWORD result; |
953 |
|
|
Tcl_DString buf; |
954 |
|
|
|
955 |
|
|
/* |
956 |
|
|
* Attempt to open the root key on a remote host if necessary. |
957 |
|
|
*/ |
958 |
|
|
|
959 |
|
|
if (hostName) { |
960 |
|
|
hostName = Tcl_WinUtfToTChar(hostName, -1, &buf); |
961 |
|
|
result = (*regWinProcs->regConnectRegistryProc)(hostName, rootKey, |
962 |
|
|
&rootKey); |
963 |
|
|
Tcl_DStringFree(&buf); |
964 |
|
|
if (result != ERROR_SUCCESS) { |
965 |
|
|
return result; |
966 |
|
|
} |
967 |
|
|
} |
968 |
|
|
|
969 |
|
|
/* |
970 |
|
|
* Now open the specified key with the requested permissions. Note |
971 |
|
|
* that this key must be closed by the caller. |
972 |
|
|
*/ |
973 |
|
|
|
974 |
|
|
keyName = Tcl_WinUtfToTChar(keyName, -1, &buf); |
975 |
|
|
if (flags & REG_CREATE) { |
976 |
|
|
DWORD create; |
977 |
|
|
result = (*regWinProcs->regCreateKeyExProc)(rootKey, keyName, 0, "", |
978 |
|
|
REG_OPTION_NON_VOLATILE, mode, NULL, keyPtr, &create); |
979 |
|
|
} else { |
980 |
|
|
if (rootKey == HKEY_PERFORMANCE_DATA) { |
981 |
|
|
/* |
982 |
|
|
* Here we fudge it for this special root key. |
983 |
|
|
* See MSDN for more info on HKEY_PERFORMANCE_DATA and |
984 |
|
|
* the peculiarities surrounding it |
985 |
|
|
*/ |
986 |
|
|
*keyPtr = HKEY_PERFORMANCE_DATA; |
987 |
|
|
result = ERROR_SUCCESS; |
988 |
|
|
} else { |
989 |
|
|
result = (*regWinProcs->regOpenKeyExProc)(rootKey, keyName, 0, |
990 |
|
|
mode, keyPtr); |
991 |
|
|
} |
992 |
|
|
} |
993 |
|
|
Tcl_DStringFree(&buf); |
994 |
|
|
|
995 |
|
|
/* |
996 |
|
|
* Be sure to close the root key since we are done with it now. |
997 |
|
|
*/ |
998 |
|
|
|
999 |
|
|
if (hostName) { |
1000 |
|
|
RegCloseKey(rootKey); |
1001 |
|
|
} |
1002 |
|
|
return result; |
1003 |
|
|
} |
1004 |
|
|
|
1005 |
|
|
/* |
1006 |
|
|
*---------------------------------------------------------------------- |
1007 |
|
|
* |
1008 |
|
|
* ParseKeyName -- |
1009 |
|
|
* |
1010 |
|
|
* This function parses a key name into the host, root, and subkey |
1011 |
|
|
* parts. |
1012 |
|
|
* |
1013 |
|
|
* Results: |
1014 |
|
|
* The pointers to the start of the host and subkey names are |
1015 |
|
|
* returned in the hostNamePtr and keyNamePtr variables. The |
1016 |
|
|
* specified root HKEY is returned in rootKeyPtr. Returns |
1017 |
|
|
* a standard Tcl result. |
1018 |
|
|
* |
1019 |
|
|
* |
1020 |
|
|
* Side effects: |
1021 |
|
|
* Modifies the name string by inserting nulls. |
1022 |
|
|
* |
1023 |
|
|
*---------------------------------------------------------------------- |
1024 |
|
|
*/ |
1025 |
|
|
|
1026 |
|
|
static int |
1027 |
|
|
ParseKeyName( |
1028 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
1029 |
|
|
char *name, |
1030 |
|
|
char **hostNamePtr, |
1031 |
|
|
HKEY *rootKeyPtr, |
1032 |
|
|
char **keyNamePtr) |
1033 |
|
|
{ |
1034 |
|
|
char *rootName; |
1035 |
|
|
int result, index; |
1036 |
|
|
Tcl_Obj *rootObj, *resultPtr = Tcl_GetObjResult(interp); |
1037 |
|
|
|
1038 |
|
|
/* |
1039 |
|
|
* Split the key into host and root portions. |
1040 |
|
|
*/ |
1041 |
|
|
|
1042 |
|
|
*hostNamePtr = *keyNamePtr = rootName = NULL; |
1043 |
|
|
if (name[0] == '\\') { |
1044 |
|
|
if (name[1] == '\\') { |
1045 |
|
|
*hostNamePtr = name; |
1046 |
|
|
for (rootName = name+2; *rootName != '\0'; rootName++) { |
1047 |
|
|
if (*rootName == '\\') { |
1048 |
|
|
*rootName++ = '\0'; |
1049 |
|
|
break; |
1050 |
|
|
} |
1051 |
|
|
} |
1052 |
|
|
} |
1053 |
|
|
} else { |
1054 |
|
|
rootName = name; |
1055 |
|
|
} |
1056 |
|
|
if (!rootName) { |
1057 |
|
|
Tcl_AppendStringsToObj(resultPtr, "bad key \"", name, |
1058 |
|
|
"\": must start with a valid root", NULL); |
1059 |
|
|
return TCL_ERROR; |
1060 |
|
|
} |
1061 |
|
|
|
1062 |
|
|
/* |
1063 |
|
|
* Split the root into root and subkey portions. |
1064 |
|
|
*/ |
1065 |
|
|
|
1066 |
|
|
for (*keyNamePtr = rootName; **keyNamePtr != '\0'; (*keyNamePtr)++) { |
1067 |
|
|
if (**keyNamePtr == '\\') { |
1068 |
|
|
**keyNamePtr = '\0'; |
1069 |
|
|
(*keyNamePtr)++; |
1070 |
|
|
break; |
1071 |
|
|
} |
1072 |
|
|
} |
1073 |
|
|
|
1074 |
|
|
/* |
1075 |
|
|
* Look for a matching root name. |
1076 |
|
|
*/ |
1077 |
|
|
|
1078 |
|
|
rootObj = Tcl_NewStringObj(rootName, -1); |
1079 |
|
|
result = Tcl_GetIndexFromObj(interp, rootObj, rootKeyNames, "root name", |
1080 |
|
|
TCL_EXACT, &index); |
1081 |
|
|
Tcl_DecrRefCount(rootObj); |
1082 |
|
|
if (result != TCL_OK) { |
1083 |
|
|
return TCL_ERROR; |
1084 |
|
|
} |
1085 |
|
|
*rootKeyPtr = rootKeys[index]; |
1086 |
|
|
return TCL_OK; |
1087 |
|
|
} |
1088 |
|
|
|
1089 |
|
|
/* |
1090 |
|
|
*---------------------------------------------------------------------- |
1091 |
|
|
* |
1092 |
|
|
* RecursiveDeleteKey -- |
1093 |
|
|
* |
1094 |
|
|
* This function recursively deletes all the keys below a starting |
1095 |
|
|
* key. Although Windows 95 does this automatically, we still need |
1096 |
|
|
* to do this for Windows NT. |
1097 |
|
|
* |
1098 |
|
|
* Results: |
1099 |
|
|
* Returns a Windows error code. |
1100 |
|
|
* |
1101 |
|
|
* Side effects: |
1102 |
|
|
* Deletes all of the keys and values below the given key. |
1103 |
|
|
* |
1104 |
|
|
*---------------------------------------------------------------------- |
1105 |
|
|
*/ |
1106 |
|
|
|
1107 |
|
|
static DWORD |
1108 |
|
|
RecursiveDeleteKey( |
1109 |
|
|
HKEY startKey, /* Parent of key to be deleted. */ |
1110 |
|
|
char *keyName) /* Name of key to be deleted in external |
1111 |
|
|
* encoding, not UTF. */ |
1112 |
|
|
{ |
1113 |
|
|
DWORD result, size, maxSize; |
1114 |
|
|
Tcl_DString subkey; |
1115 |
|
|
HKEY hKey; |
1116 |
|
|
|
1117 |
|
|
/* |
1118 |
|
|
* Do not allow NULL or empty key name. |
1119 |
|
|
*/ |
1120 |
|
|
|
1121 |
|
|
if (!keyName || *keyName == '\0') { |
1122 |
|
|
return ERROR_BADKEY; |
1123 |
|
|
} |
1124 |
|
|
|
1125 |
|
|
result = (*regWinProcs->regOpenKeyExProc)(startKey, keyName, 0, |
1126 |
|
|
KEY_ENUMERATE_SUB_KEYS | DELETE | KEY_QUERY_VALUE, &hKey); |
1127 |
|
|
if (result != ERROR_SUCCESS) { |
1128 |
|
|
return result; |
1129 |
|
|
} |
1130 |
|
|
result = (*regWinProcs->regQueryInfoKeyProc)(hKey, NULL, NULL, NULL, NULL, |
1131 |
|
|
&maxSize, NULL, NULL, NULL, NULL, NULL, NULL); |
1132 |
|
|
maxSize++; |
1133 |
|
|
if (result != ERROR_SUCCESS) { |
1134 |
|
|
return result; |
1135 |
|
|
} |
1136 |
|
|
|
1137 |
|
|
Tcl_DStringInit(&subkey); |
1138 |
|
|
Tcl_DStringSetLength(&subkey, |
1139 |
|
|
(regWinProcs->useWide) ? maxSize * 2 : maxSize); |
1140 |
|
|
|
1141 |
|
|
while (result == ERROR_SUCCESS) { |
1142 |
|
|
/* |
1143 |
|
|
* Always get index 0 because key deletion changes ordering. |
1144 |
|
|
*/ |
1145 |
|
|
|
1146 |
|
|
size = maxSize; |
1147 |
|
|
result=(*regWinProcs->regEnumKeyExProc)(hKey, 0, |
1148 |
|
|
Tcl_DStringValue(&subkey), &size, NULL, NULL, NULL, NULL); |
1149 |
|
|
if (result == ERROR_NO_MORE_ITEMS) { |
1150 |
|
|
result = (*regWinProcs->regDeleteKeyProc)(startKey, keyName); |
1151 |
|
|
break; |
1152 |
|
|
} else if (result == ERROR_SUCCESS) { |
1153 |
|
|
result = RecursiveDeleteKey(hKey, Tcl_DStringValue(&subkey)); |
1154 |
|
|
} |
1155 |
|
|
} |
1156 |
|
|
Tcl_DStringFree(&subkey); |
1157 |
|
|
RegCloseKey(hKey); |
1158 |
|
|
return result; |
1159 |
|
|
} |
1160 |
|
|
|
1161 |
|
|
/* |
1162 |
|
|
*---------------------------------------------------------------------- |
1163 |
|
|
* |
1164 |
|
|
* SetValue -- |
1165 |
|
|
* |
1166 |
|
|
* This function sets the contents of a registry value. If |
1167 |
|
|
* the key or value does not exist, it will be created. If it |
1168 |
|
|
* does exist, then the data and type will be replaced. |
1169 |
|
|
* |
1170 |
|
|
* Results: |
1171 |
|
|
* Returns a normal Tcl result. |
1172 |
|
|
* |
1173 |
|
|
* Side effects: |
1174 |
|
|
* May create new keys or values. |
1175 |
|
|
* |
1176 |
|
|
*---------------------------------------------------------------------- |
1177 |
|
|
*/ |
1178 |
|
|
|
1179 |
|
|
static int |
1180 |
|
|
SetValue( |
1181 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
1182 |
|
|
Tcl_Obj *keyNameObj, /* Name of key. */ |
1183 |
|
|
Tcl_Obj *valueNameObj, /* Name of value to set. */ |
1184 |
|
|
Tcl_Obj *dataObj, /* Data to be written. */ |
1185 |
|
|
Tcl_Obj *typeObj) /* Type of data to be written. */ |
1186 |
|
|
{ |
1187 |
|
|
DWORD type, result; |
1188 |
|
|
HKEY key; |
1189 |
|
|
int length; |
1190 |
|
|
char *valueName; |
1191 |
|
|
Tcl_Obj *resultPtr; |
1192 |
|
|
Tcl_DString nameBuf; |
1193 |
|
|
|
1194 |
|
|
if (typeObj == NULL) { |
1195 |
|
|
type = REG_SZ; |
1196 |
|
|
} else if (Tcl_GetIndexFromObj(interp, typeObj, typeNames, "type", |
1197 |
|
|
0, (int *) &type) != TCL_OK) { |
1198 |
|
|
if (Tcl_GetIntFromObj(NULL, typeObj, (int*) &type) != TCL_OK) { |
1199 |
|
|
return TCL_ERROR; |
1200 |
|
|
} |
1201 |
|
|
Tcl_ResetResult(interp); |
1202 |
|
|
} |
1203 |
|
|
if (OpenKey(interp, keyNameObj, KEY_ALL_ACCESS, 1, &key) != TCL_OK) { |
1204 |
|
|
return TCL_ERROR; |
1205 |
|
|
} |
1206 |
|
|
|
1207 |
|
|
valueName = Tcl_GetStringFromObj(valueNameObj, &length); |
1208 |
|
|
valueName = Tcl_WinUtfToTChar(valueName, length, &nameBuf); |
1209 |
|
|
resultPtr = Tcl_GetObjResult(interp); |
1210 |
|
|
|
1211 |
|
|
if (type == REG_DWORD || type == REG_DWORD_BIG_ENDIAN) { |
1212 |
|
|
DWORD value; |
1213 |
|
|
if (Tcl_GetIntFromObj(interp, dataObj, (int*) &value) != TCL_OK) { |
1214 |
|
|
RegCloseKey(key); |
1215 |
|
|
Tcl_DStringFree(&nameBuf); |
1216 |
|
|
return TCL_ERROR; |
1217 |
|
|
} |
1218 |
|
|
|
1219 |
|
|
value = ConvertDWORD(type, value); |
1220 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type, |
1221 |
|
|
(BYTE*) &value, sizeof(DWORD)); |
1222 |
|
|
} else if (type == REG_MULTI_SZ) { |
1223 |
|
|
Tcl_DString data, buf; |
1224 |
|
|
int objc, i; |
1225 |
|
|
Tcl_Obj **objv; |
1226 |
|
|
|
1227 |
|
|
if (Tcl_ListObjGetElements(interp, dataObj, &objc, &objv) != TCL_OK) { |
1228 |
|
|
RegCloseKey(key); |
1229 |
|
|
Tcl_DStringFree(&nameBuf); |
1230 |
|
|
return TCL_ERROR; |
1231 |
|
|
} |
1232 |
|
|
|
1233 |
|
|
/* |
1234 |
|
|
* Append the elements as null terminated strings. Note that |
1235 |
|
|
* we must not assume the length of the string in case there are |
1236 |
|
|
* embedded nulls, which aren't allowed in REG_MULTI_SZ values. |
1237 |
|
|
*/ |
1238 |
|
|
|
1239 |
|
|
Tcl_DStringInit(&data); |
1240 |
|
|
for (i = 0; i < objc; i++) { |
1241 |
|
|
Tcl_DStringAppend(&data, Tcl_GetString(objv[i]), -1); |
1242 |
|
|
|
1243 |
|
|
/* |
1244 |
|
|
* Add a null character to separate this value from the next. |
1245 |
|
|
* We accomplish this by growing the string by one byte. Since the |
1246 |
|
|
* DString always tacks on an extra null byte, the new byte will |
1247 |
|
|
* already be set to null. |
1248 |
|
|
*/ |
1249 |
|
|
|
1250 |
|
|
Tcl_DStringSetLength(&data, Tcl_DStringLength(&data)+1); |
1251 |
|
|
} |
1252 |
|
|
|
1253 |
|
|
Tcl_WinUtfToTChar(Tcl_DStringValue(&data), Tcl_DStringLength(&data)+1, |
1254 |
|
|
&buf); |
1255 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type, |
1256 |
|
|
(BYTE *) Tcl_DStringValue(&buf), |
1257 |
|
|
(DWORD) Tcl_DStringLength(&buf)); |
1258 |
|
|
Tcl_DStringFree(&data); |
1259 |
|
|
Tcl_DStringFree(&buf); |
1260 |
|
|
} else if (type == REG_SZ || type == REG_EXPAND_SZ) { |
1261 |
|
|
Tcl_DString buf; |
1262 |
|
|
char *data = Tcl_GetStringFromObj(dataObj, &length); |
1263 |
|
|
|
1264 |
|
|
data = Tcl_WinUtfToTChar(data, length, &buf); |
1265 |
|
|
|
1266 |
|
|
/* |
1267 |
|
|
* Include the null in the length, padding if needed for Unicode. |
1268 |
|
|
*/ |
1269 |
|
|
|
1270 |
|
|
if (regWinProcs->useWide) { |
1271 |
|
|
Tcl_DStringSetLength(&buf, Tcl_DStringLength(&buf)+1); |
1272 |
|
|
} |
1273 |
|
|
length = Tcl_DStringLength(&buf) + 1; |
1274 |
|
|
|
1275 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type, |
1276 |
|
|
(BYTE*)data, length); |
1277 |
|
|
Tcl_DStringFree(&buf); |
1278 |
|
|
} else { |
1279 |
|
|
char *data; |
1280 |
|
|
|
1281 |
|
|
/* |
1282 |
|
|
* Store binary data in the registry. |
1283 |
|
|
*/ |
1284 |
|
|
|
1285 |
|
|
data = Tcl_GetByteArrayFromObj(dataObj, &length); |
1286 |
|
|
result = (*regWinProcs->regSetValueExProc)(key, valueName, 0, type, |
1287 |
|
|
(BYTE *)data, length); |
1288 |
|
|
} |
1289 |
|
|
Tcl_DStringFree(&nameBuf); |
1290 |
|
|
RegCloseKey(key); |
1291 |
|
|
if (result != ERROR_SUCCESS) { |
1292 |
|
|
Tcl_AppendToObj(resultPtr, "unable to set value: ", -1); |
1293 |
|
|
AppendSystemError(interp, result); |
1294 |
|
|
return TCL_ERROR; |
1295 |
|
|
} |
1296 |
|
|
return TCL_OK; |
1297 |
|
|
} |
1298 |
|
|
|
1299 |
|
|
/* |
1300 |
|
|
*---------------------------------------------------------------------- |
1301 |
|
|
* |
1302 |
|
|
* AppendSystemError -- |
1303 |
|
|
* |
1304 |
|
|
* This routine formats a Windows system error message and places |
1305 |
|
|
* it into the interpreter result. |
1306 |
|
|
* |
1307 |
|
|
* Results: |
1308 |
|
|
* None. |
1309 |
|
|
* |
1310 |
|
|
* Side effects: |
1311 |
|
|
* None. |
1312 |
|
|
* |
1313 |
|
|
*---------------------------------------------------------------------- |
1314 |
|
|
*/ |
1315 |
|
|
|
1316 |
|
|
static void |
1317 |
|
|
AppendSystemError( |
1318 |
|
|
Tcl_Interp *interp, /* Current interpreter. */ |
1319 |
|
|
DWORD error) /* Result code from error. */ |
1320 |
|
|
{ |
1321 |
|
|
int length; |
1322 |
|
|
WCHAR *wMsgPtr; |
1323 |
|
|
char *msg; |
1324 |
|
|
char id[TCL_INTEGER_SPACE], msgBuf[24 + TCL_INTEGER_SPACE]; |
1325 |
|
|
Tcl_DString ds; |
1326 |
|
|
Tcl_Obj *resultPtr = Tcl_GetObjResult(interp); |
1327 |
|
|
|
1328 |
|
|
length = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM |
1329 |
|
|
| FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, error, |
1330 |
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (WCHAR *) &wMsgPtr, |
1331 |
|
|
0, NULL); |
1332 |
|
|
if (length == 0) { |
1333 |
|
|
char *msgPtr; |
1334 |
|
|
|
1335 |
|
|
length = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
1336 |
|
|
| FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, error, |
1337 |
|
|
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (char *) &msgPtr, |
1338 |
|
|
0, NULL); |
1339 |
|
|
if (length > 0) { |
1340 |
|
|
wMsgPtr = (WCHAR *) LocalAlloc(LPTR, (length + 1) * sizeof(WCHAR)); |
1341 |
|
|
MultiByteToWideChar(CP_ACP, 0, msgPtr, length + 1, wMsgPtr, |
1342 |
|
|
length + 1); |
1343 |
|
|
LocalFree(msgPtr); |
1344 |
|
|
} |
1345 |
|
|
} |
1346 |
|
|
if (length == 0) { |
1347 |
|
|
if (error == ERROR_CALL_NOT_IMPLEMENTED) { |
1348 |
|
|
msg = "function not supported under Win32s"; |
1349 |
|
|
} else { |
1350 |
|
|
sprintf(msgBuf, "unknown error: %d", error); |
1351 |
|
|
msg = msgBuf; |
1352 |
|
|
} |
1353 |
|
|
} else { |
1354 |
|
|
Tcl_Encoding encoding; |
1355 |
|
|
|
1356 |
|
|
encoding = Tcl_GetEncoding(NULL, "unicode"); |
1357 |
|
|
Tcl_ExternalToUtfDString(encoding, (char *) wMsgPtr, -1, &ds); |
1358 |
|
|
Tcl_FreeEncoding(encoding); |
1359 |
|
|
LocalFree(wMsgPtr); |
1360 |
|
|
|
1361 |
|
|
msg = Tcl_DStringValue(&ds); |
1362 |
|
|
length = Tcl_DStringLength(&ds); |
1363 |
|
|
|
1364 |
|
|
/* |
1365 |
|
|
* Trim the trailing CR/LF from the system message. |
1366 |
|
|
*/ |
1367 |
|
|
if (msg[length-1] == '\n') { |
1368 |
|
|
msg[--length] = 0; |
1369 |
|
|
} |
1370 |
|
|
if (msg[length-1] == '\r') { |
1371 |
|
|
msg[--length] = 0; |
1372 |
|
|
} |
1373 |
|
|
} |
1374 |
|
|
|
1375 |
|
|
sprintf(id, "%d", error); |
1376 |
|
|
Tcl_SetErrorCode(interp, "WINDOWS", id, msg, (char *) NULL); |
1377 |
|
|
Tcl_AppendToObj(resultPtr, msg, length); |
1378 |
|
|
|
1379 |
|
|
if (length != 0) { |
1380 |
|
|
Tcl_DStringFree(&ds); |
1381 |
|
|
} |
1382 |
|
|
} |
1383 |
|
|
|
1384 |
|
|
/* |
1385 |
|
|
*---------------------------------------------------------------------- |
1386 |
|
|
* |
1387 |
|
|
* ConvertDWORD -- |
1388 |
|
|
* |
1389 |
|
|
* This function determines whether a DWORD needs to be byte |
1390 |
|
|
* swapped, and returns the appropriately swapped value. |
1391 |
|
|
* |
1392 |
|
|
* Results: |
1393 |
|
|
* Returns a converted DWORD. |
1394 |
|
|
* |
1395 |
|
|
* Side effects: |
1396 |
|
|
* None. |
1397 |
|
|
* |
1398 |
|
|
*---------------------------------------------------------------------- |
1399 |
|
|
*/ |
1400 |
|
|
|
1401 |
|
|
static DWORD |
1402 |
|
|
ConvertDWORD( |
1403 |
|
|
DWORD type, /* Either REG_DWORD or REG_DWORD_BIG_ENDIAN */ |
1404 |
|
|
DWORD value) /* The value to be converted. */ |
1405 |
|
|
{ |
1406 |
|
|
DWORD order = 1; |
1407 |
|
|
DWORD localType; |
1408 |
|
|
|
1409 |
|
|
/* |
1410 |
|
|
* Check to see if the low bit is in the first byte. |
1411 |
|
|
*/ |
1412 |
|
|
|
1413 |
|
|
localType = (*((char*)(&order)) == 1) ? REG_DWORD : REG_DWORD_BIG_ENDIAN; |
1414 |
|
|
return (type != localType) ? SWAPLONG(value) : value; |
1415 |
|
|
} |
1416 |
|
|
|
1417 |
|
|
/* End of tclwinreg.c */ |